Range from the cheapest Fit a radiator £50 (H2Flow Gas based in CH43) to the dearest Fit a radiator £130 (MOS Heating based in CH8).
Comparing heating engineers estimates for Fit a radiator gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for removing and replacing a radiator in your home by posting your job to heating engineers in CH60.